{"product_id":"bs-water-level-controller-switch-liquid-level-sensor-module","title":"BS Water Level Controller Switch – Liquid Level Sensor Module","description":"\u003ch2\u003eAutomate Your Water Management with the BS Liquid Level Sensor Module\u003c\/h2\u003e\n\u003cp\u003eTake full control of your water systems with the \u003cstrong\u003eBS Water Level Controller Switch\u003c\/strong\u003e — a compact, reliable resistance-sensor circuit board designed for automatic pumping, drainage protection, and liquid level monitoring. Whether you're managing a water tank, sump, aquarium reservoir, or irrigation system, this module keeps water levels in check without manual intervention.\u003c\/p\u003e\n\n\u003cp\u003eBuilt from durable polymer materials and engineered around resistance-sensor technology, this switching transducer circuit board detects liquid levels and triggers automatic pump activation or cutoff — protecting your equipment and conserving water efficiently.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAutomatic Pumping \u0026amp; Drainage Control\u003c\/strong\u003e – Detects water levels and activates or deactivates your pump automatically\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eResistance Sensor Technology\u003c\/strong\u003e – Accurate and responsive liquid level detection for consistent performance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDrainage Protection\u003c\/strong\u003e – Prevents dry-running of pumps by cutting power when levels drop too low\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSwitching Transducer Output\u003c\/strong\u003e – Clean signal output compatible with a wide range of control circuits\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePolymer Construction\u003c\/strong\u003e – Lightweight yet durable housing suitable for wet environments\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact Circuit Board Design\u003c\/strong\u003e – Easy to integrate into DIY and professional water management setups\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustomizable Configuration\u003c\/strong\u003e – Supports customized setups for specific liquid level thresholds\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e baishundianzi\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Polymer\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSensor Theory:\u003c\/strong\u003e Resistance Sensor\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Type:\u003c\/strong\u003e Switching Transducer\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Position \/ Water Level Sensing\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Concern Chemicals:\u003c\/strong\u003e None\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eWater tanks and storage reservoirs\u003c\/li\u003e\n  \u003cli\u003eSump pump automation\u003c\/li\u003e\n  \u003cli\u003eAquarium and hydroponics water management\u003c\/li\u003e\n  \u003cli\u003eAgricultural irrigation control\u003c\/li\u003e\n  \u003cli\u003eIndustrial liquid level monitoring\u003c\/li\u003e\n  \u003cli\u003eDIY electronics and home automation projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cp\u003eLooking for more DIY tools and measurement devices? Check out our \u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge 0-10\/0-12\/0-25 Bar | DIY Tool\u003c\/a\u003e and our \u003ca href=\"\/products\/electromagnetic-induction-tester-coil-motherboard-fault-detector\"\u003eElectromagnetic Induction Tester – Coil \u0026amp; Circuit Fault Detector\u003c\/a\u003e for your next project.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the BS Water Level Controller Switch used for?\u003c\/h4\u003e\n\u003cp\u003eA: The BS Water Level Controller Switch is a liquid level sensor module designed to automatically control pumping and drainage systems. It detects the water level in a tank or reservoir using resistance sensor technology and triggers a switching output to activate or cut off a connected pump, protecting equipment from running dry or overflowing.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What type of sensor does this liquid level controller use?\u003c\/h4\u003e\n\u003cp\u003eA: This module uses resistance sensor technology to detect liquid levels. When the water reaches a set level, the resistance changes and the circuit board sends a switching transducer output signal to control your pump or drainage system accordingly.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this water level sensor module suitable for DIY home automation projects?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The BS liquid level sensor circuit board is compact and compatible with a wide range of DIY setups including home water tanks, aquariums, hydroponics systems, and sump pumps. Its customizable configuration makes it flexible for both hobbyist and professional installations.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the BS Water Level Controller Switch used for?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The BS Water Level Controller Switch is a liquid level sensor module designed to automatically control pumping and drainage systems. It detects the water level in a tank or reservoir using resistance sensor technology and triggers a switching output to activate or cut off a connected pump, protecting equipment from running dry or overflowing.\"}}, {\"@type\": \"Question\", \"name\": \"What type of sensor does this liquid level controller use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This module uses resistance sensor technology to detect liquid levels. 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Its customizable configuration makes it flexible for both hobbyist and professional installations.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"BS Water Level Controller Switch – Liquid Level Sensor Module\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/products\/bs-water-level-controller-switch-liquid-level-sensor-module\"}]}\u003c\/script\u003e","brand":"Axl","offers":[{"title":"Default Title","offer_id":44167337279575,"sku":"\u003cnone\u003e","price":16.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/6008\/7383\/files\/S923dd2cd12b34eaaaae30eef58c25a7dP.webp?v=1786761186","url":"https:\/\/axlcustomersupport.com\/products\/bs-water-level-controller-switch-liquid-level-sensor-module","provider":"Axl","version":"1.0","type":"link"}